diff --git a/lib_com/options.h b/lib_com/options.h
index e5095ba5671be362a9e6f95a5bc8b0952822a5fe..f778b2ed4f3614446fafd4515bae58ab5b3b12db 100644
--- a/lib_com/options.h
+++ b/lib_com/options.h
@@ -128,6 +128,7 @@
 #define NONBE_1329_FIX_OSBA_CRASH                       /* FhG: issue 1329: prevent assert when bit budget is low*/
 #define NONBE_FIX_1128_OSBA_EXT_OUTPUT_ORDER            /* FhG: issue 1128: set output ambisonics order to input order for EXT output  */
 #define FIX_1138_SBA_EXT_ERROR_PRINTOUT                 /* VA: issue 1138: Fix SBA EXT output call of audioCfg2channels() */
+#define NONBE_FIX_981_PARAMBIN_DEFAULT_EARLY_PART             /* Nokia: Set default early part energy correction to unity for BINAURAL_ROOM_REVERB */
 
 /* #################### End BASOP porting switches ############################ */
 
diff --git a/lib_rend/ivas_dirac_dec_binaural_functions_fx.c b/lib_rend/ivas_dirac_dec_binaural_functions_fx.c
index 6485313179665516235179c6d0678a2dbc34e5fa..7d2327599049bc50f88eb1f4bf44c0aaaefea1c2 100644
--- a/lib_rend/ivas_dirac_dec_binaural_functions_fx.c
+++ b/lib_rend/ivas_dirac_dec_binaural_functions_fx.c
@@ -297,7 +297,18 @@ ivas_error ivas_dirac_dec_init_binaural_data_fx(
         ELSE IF( EQ_32( renderer_type, RENDERER_BINAURAL_PARAMETRIC_ROOM ) ) /* Indication of binaural rendering with room effect */
         {
 #ifdef NONBE_FIX_991_PARAMBIN_BINARY_HRTF
+#ifdef NONBE_FIX_981_PARAMBIN_DEFAULT_EARLY_PART
+            IF( EQ_32( st_ivas->hDecoderConfig->output_config, IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR ) )
+            {
+                Copy32( ( *phHrtfParambin )->parametricEarlyPartEneCorrection_fx, hDiracDecBin->earlyPartEneCorrection_fx, nBins );
+            }
+            ELSE
+            {
+                set32_fx( hDiracDecBin->earlyPartEneCorrection_fx, ONE_IN_Q28, CLDFB_NO_CHANNELS_MAX );
+            }
+#else
             Copy32( ( *phHrtfParambin )->parametricEarlyPartEneCorrection_fx, hDiracDecBin->earlyPartEneCorrection_fx, nBins );
+#endif
 #else
             Copy32( hHrtfParambin->parametricEarlyPartEneCorrection_fx, hDiracDecBin->earlyPartEneCorrection_fx, nBins );
 #endif
diff --git a/lib_rend/lib_rend_fx.c b/lib_rend/lib_rend_fx.c
index ae4b2ef020758be5c61f3d95f54edb2d2fd4d868..96db56e54caaa2a5f890211384851d144075be0f 100644
--- a/lib_rend/lib_rend_fx.c
+++ b/lib_rend/lib_rend_fx.c
@@ -9780,7 +9780,18 @@ static ivas_error ivas_masa_ext_rend_parambin_init(
         ELSE IF( EQ_16( renderer_type, RENDERER_BINAURAL_PARAMETRIC_ROOM ) ) /* Indication of binaural rendering with room effect */
         {
 #ifdef NONBE_FIX_991_PARAMBIN_BINARY_HRTF
+#ifdef NONBE_FIX_981_PARAMBIN_DEFAULT_EARLY_PART
+            IF( EQ_32( *inputMasa->base.ctx.pOutConfig, IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR ) )
+            {
+                Copy32( ( *phHrtfParambin )->parametricEarlyPartEneCorrection_fx, hDiracDecBin->earlyPartEneCorrection_fx, nBins );
+            }
+            ELSE
+            {
+                set32_fx( hDiracDecBin->earlyPartEneCorrection_fx, ONE_IN_Q28, CLDFB_NO_CHANNELS_MAX );
+            }
+#else
             Copy32( ( *phHrtfParambin )->parametricEarlyPartEneCorrection_fx, hDiracDecBin->earlyPartEneCorrection_fx, nBins );
+#endif
 #else
             Copy32( hHrtfParambin->parametricEarlyPartEneCorrection_fx, hDiracDecBin->earlyPartEneCorrection_fx, nBins );
 #endif